Results 71 to 80 of about 100,500 (254)

The palaeoecology of two Scottish encrinites: Jurassic crinoid assemblages from the Trotternish Peninsula, Isle of Skye, Scotland [PDF]

open access: yes, 2009
Despite a long history of investigation, articulate crinoids from the Jurassic of Scotland have not received great attention compared to their counterparts in Southern England or continental Europe; this is thought to be largely due to poor preservation.
Clark, N.D.L., Hunter, A.W.
core   +1 more source

Are regional stages necessary? [PDF]

open access: yes, 2005
The bipartition of the Carboniferous System adopted by the International Commission of Stratigraphy for the world stratigraphic chart is impractical in Gondwana.
Gonzalez, Carlos Roberto
core  

La bordure occidentale du Gebel Qarara (Moyenne-Égypte) : éléments de géologie pour la compréhension du relief et de l'histoire de l'occupation humaine

open access: yesPhysio-Géo, 2011
The western edge of Gebel Qarara (Nile Valley, Egypt) was the subject of a micro-regional geological study. After a re-reading of the lithologic stratigraphy, which corresponds to the eponymous Qarara sequence and is dated to the Middle Eocene, this ...
Bernard Moulin
doaj   +1 more source

Where geology meets pedology: Late Quaternary tephras, loess, and paleosols in the Mamaku Plateau and Lake Rerewhakaaitu areas [PDF]

open access: yes, 2012
On this trip we focus on tephrostratigraphy and soil stratigraphy together with aspects of palaeoenvironmental reconstruction over long and short time-spans.
Lanigan, Kerri Miriam   +2 more
core  

Stratigraphic Overview of Palaeogene Tuffs in the Faroe-Shetland Basin, NE Atlantic Margin [PDF]

open access: yes, 2017
Acknowledgements We are very grateful to PGS for generously donating seismic datasets. Seismic interpretation was carried out using IHS Kingdom software, and wells were downloaded from the UK Oil & Gas Common Data Access Welllog interpretation was ...
Archer, Stuart   +7 more
core   +1 more source

Pyroclastic deposits and volcanic history of Mayor Island [PDF]

open access: yes, 1981
The emergent summit of Mayor Island, Bay of Plenty, New Zealand, is a peralkaline rhyolite volcano constructed by: a sequence of lava flows, the Tutaretare Rhyolite Formation new; and pyroclastic deposits, the Oira Pyroclastite Formition (new).
Briggs, Roger M.   +2 more
core   +2 more sources

London’s foundations protecting the geodiversity of the capital [PDF]

open access: yes, 2009
This report describes a geodiversity audit of London commissioned by a partnership led by the Greater London Authority (GLA), which includes the British Geological Survey (BGS), Natural England, Government Office for London, London Biodiversity ...
Aldiss, Don   +4 more
core  

The absolute chronology of the Late Bronze Age settlements Kammenyi Ambar and Ust’ye I in the Southern Trans-Urals and its Bayesian analysis

open access: yesВестник археологии, антропологии и этнографии, 2020
In this paper, we examine the series of AMS radiocarbon measurements (N = 52) obtained from the Late Bronze Age settlements of Kamennyi Ambar and Usty’e I in the Southern Trans-Urals, Russia.
I.V. Chechushkov   +2 more
doaj   +1 more source

A study of sequence stratigraphy of the Early Cretaceous coal-bearing series in the southeastern Songliao Basin, NE China

open access: yesInternational Journal of Coal Science & Technology, 2020
The Early Cretaceous is an important coal accumulation period in China. Abundant coal resources were formed in the southeastern margin of Songliao Basin.
Kai Shao   +5 more
doaj   +1 more source

Excavating a Silk Road City: the Medieval Citadel of Taraz, Kazakhstan

open access: yesArchaeology International, 2013
The city of Taraz, located near the southern border with Uzbekistan, is one of the most significant historic settlements in Kazakhstan, and two seasons of fieldwork in the central market-place have revealed a ...
doaj   +2 more sources

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